{"id":"CVE-2026-112525","kind":"vulnerability","aliases":["CVE-2026-112525"],"related":[],"title":"macOS: out-of-bounds read lets an app crash the system or read kernel memory","description":"An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or read kernel memory.","summary":"An out-of-bounds read in macOS was fixed with better bounds checking. A local app may be able to crash the system or read kernel memory.","severity":"unknown","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["apple-devices","infrastructure","macos"],"not_affected_if":["already-patched"],"how_to_check":"- Run `sw_vers -productVersion` and compare against the fixed releases listed in the fix field\n- Check System Settings > General > Software Update for pending updates","fix":"- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe)","status":"open","published_at":"2026-10-26T21:17:44+00:00","first_seen_at":"2026-10-26T21:20:27+00:00","triaged_at":"2026-10-26T21:28:20+00:00","updated_at":"2026-10-26T21:28:20+00:00","category":"infrastructure","confidence":0.5,"triage":{"at":"2026-10-26T21:28:20Z","model":"claude-haiku-5-5","output":{"fix":"- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe)","reach":"local","title":"macOS: out-of-bounds read lets an app crash the system or read kernel memory","impact":"medium","summary":"An out-of-bounds read in macOS was fixed with better bounds checking. A local app may be able to crash the system or read kernel memory.","category":"infrastructure","nicknames":[],"who_cares":["macos","apple-devices"],"confidence":0.5,"needs_auth":"unknown","worst_case":"Kernel memory is read, or the whole system terminates unexpectedly","analyst_note":"Check Apple's security release notes for CVE-2026-112525 to confirm the affected component, the trigger, and whether kernel memory disclosure is a confirmed impact.","how_to_check":"- Run `sw_vers -productVersion` and compare against the fixed releases listed in the fix field\n- Check System Settings > General > Software Update for pending updates","needs_analyst":true,"not_affected_if":["already-patched"],"who_is_affected":"Any Mac running a macOS release older than the fixed versions is exposed, since the flaw sits in the operating system itself. The sources do not say which component or entry point triggers it, so the exact trigger conditions are unknown. Machines already on the fixed releases can skip it.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"unknown"},"cost_usd":0.000589,"input_tokens":3290,"output_tokens":519,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-112525':19A,22A '-2026':18A,21A '15.8.2':79C '26.7.2':82C '27.2':76C 'abl':47B,87C 'address':63C 'app':9A,44B,84C 'appl':24B 'apple-devic':23B 'better':39B 'bound':5A,32B,40B,60C,66C 'caus':89C 'check':41B,67C 'crash':10A,49B 'cve':17A,20A 'devic':25B 'fix':37B,71C 'gate':75C 'golden':74C 'improv':65C 'infrastructur':26B 'issu':69C 'kernel':15A,54B,95C 'let':7A 'local':43B 'maco':1A,27B,35B,73C,77C,80C 'may':45B,85C 'memori':16A,55B,96C 'out-of-bound':2A,29B,57C 'read':6A,14A,33B,53B,61C,94C 'sequoia':78C 'system':12A,51B,91C 'taho':81C 'termin':92C 'unexpect':90C","nicknames":[],"mitigations":[],"who_affected":"Any Mac running a macOS release older than the fixed versions is exposed, since the flaw sits in the operating system itself. The sources do not say which component or entry point triggers it, so the exact trigger conditions are unknown. Machines already on the fixed releases can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T21:17:44+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-112525","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112525","severity":null,"published_at":"2026-10-26T21:17:44+00:00","modified_at":"2026-10-26T21:17:44+00:00","first_seen_at":"2026-10-26T21:20:27+00:00","fetched_at":"2026-10-26T21:20:27+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}